PhysicsAn electric field is generated by a charge imbalance and the field is expressed by Coulombs Law. What is the value (and UNITS) of the proportionality constant in Coulombs law?
February 18, 2011

PhysicsIf a 75-kg skater starts his skate at 8.0m, at his lowest point (height = 0), what is his velocity?
February 4, 2011

PhysicsWow, thank you! I was off then, I thought it was 0 N since the maximum friction is 150 N and I thought that is how much you needed to move the box. Thank you once again bobpursley
February 3, 2011

PhysicsIf you are pushing a box with 100 N of force and the maximum friction is 150 N. What is the net force of the box?
February 3, 2011

calculus find the positive roots of the equation 2x^3-5x^2+6=0 and evaluate the function y=500x^6 at each root. round you answers to the nearest integer, but only in the final step.
November 22, 2010

Calculusfind the positive roots of the equation 2x^3-5x^2+6=0 and evaluate the function y=500x^6 at each root. round you answers to the nearest integer, but only in the final step.
March 5, 2010